Can you guys help me out with checking spark plugs?...I want to know how to tell if the spark plugs still good...are still ok.....and they are bad...can you also tell me the signs of detenation on spark plugs....thanks in advance....

 

Here is a good link that can help you out http://www.ngksparkplugs.com/techinf...q/faqread2.asp

 

Thanks for you help....How do signs of detnation look like??

 

little specks of metal

 

So like the little specs look like silver dust or pretty big pieces of metal where you can tell its metal?....

 

nice link